Display screen or portion thereof with graphical user interface



FIGURE is a front view of a display screen or portion thereof with graphical user interface, showing our new design.

The outer perimeter illustrated by broken lines in Figure represents a display screen or portion thereof and forms no part of the claimed design. The remaining broken lines shown in FIGURE illustrate portions of the graphical user interface and form no part of the claimed design. The contrast shown in grayscale in the figure represents a contrast of appearance. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 